Risk Letters

Exploited vulnerability

CVE-2026-48966

TLP:CLEAR

funnelkit funnel_builder Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Unauthenticated Cross Site Scripting (XSS) in Funnel Builder by FunnelKit <= 3.15.0.2 versions.

Facts

  • Vendor: funnelkit
  • Product: funnel_builder
  • EPSS (probability of exploitation within 30 days): 0.2 %
  • First known exploitation: 13 October 2026
  • First seen by Risk Letters: 13 October 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD